Home / 479,507,439.44-718,969,899.24-188,025,362.48

Finding the Fourth Proportional to 479,507,439.44, 718,969,899.24 and 188,025,362.48

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Solution

The fourth proportional to 479,507,439.44, 718,969,899.24 and 188,025,362.48 is: 281,923,834.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,507,439.44 : 718,969,899.24 = 188,025,362.48 : x
  2. Step 2: Convert to fraction form
    479,507,439.44/718,969,899.24 = 188,025,362.48/x
  3. Step 3: Cross multiply
    479,507,439.44x = 718,969,899.24 × 188,025,362.48
  4. Step 4: Simplify right side
    479,507,439.44x = 135,184,575,916,810,064
  5. Step 5: Solve for x
    x = 135,184,575,916,810,064/479,507,439.44
  6. Step 6: Final answer
    x = 281,923,834.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.